Strange NOR read/write throughput behaviour

Jared Hulbert jaredeh at
Sat Dec 3 16:36:12 EST 2005

On 11/22/05, Bernhard Priewasser <priewasser at> wrote:
> > What about the read test.
> As simple as you can imagine. Write a file (fopen, fwrite, fclose), wait
> some time, read the file (fopen, fread, fclose).
> Do you think there are caching mechanism responsible for it?
> --
> Bernhard

Sorry for the long wait.

Yes, It sure looks like a caching effect.  What is happening at
128KiBs?  Let me ask around a little more.  This is an arm7 processor,
no L1 or L2 caches?

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